Landscape mode and choose desktop site on your mobile. You may have submitted your application but you haven't paid for it yet so it's basically in limbo
I think I saw this guy's video, earrings, fat neck chain, and nose ring or piercings if I recall. He had an agent do it. If immigration didn't get him the fashion police would.
Print out the PDF, it's your visa. Show it to the officer when you hand over your passport upon arrival. After you get stamped in, check that the stamp is for 180 days.